CVE-2026-0752
Last modified
CVE-2026-0752 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.2 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that under certain circumstances, could have allowed an unauthenticated user to inject arbitrary scripts into the Mermaid sandbox UI.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.2 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that under certain circumstances, could have allowed an unauthenticated user to inject arbitrary scripts into the Mermaid sandbox UI.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 16.2.0, < 18.7.5 |
| Gitlab | Gitlab | >= 18.8.0, < 18.8.5 |
| Gitlab | Gitlab | 18.9.0 |
References
- https://about.gitlab.com/releases/2026/02/25/patch-release-gitlab-18-9-1-released/Release Notes, Vendor Advisory
- https://hackerone.com/reports/3473276Permissions Required
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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